Oracle 5.0 Reference Manual page 922

Within a bracket expression (written using
collating element.
characters
following table lists the permissible character names.
The following table shows the permissible character names and the characters that they match. For
characters given as numeric values, the values are represented in octal.
Name
NUL
STX
EOT
ACK
alert
backspace
tab
newline
vertical-tab
form-feed
carriage-return
SI
DC1
DC3
NAK
ETB
EM
ESC
FS
GS
RS
US
exclamation-mark
number-sign
percent-sign
apostrophe
right-parenthesis ')'
plus-sign
hyphen
period
slash
zero
two
four
six
Regular Expressions
and ]), matches the sequence of characters of that
[
is either a single character or a character name like newline. The
Character
0
002
004
006
007
'\b'
'\t'
'\n'
'\v'
'\f'
'\r'
017
021
023
025
027
031
033
034
035
036
037
'!'
'#'
'%'
'\''
'+'
'-'
'.'
'/'
'0'
'2'
'4'
'6'
902
Name
SOH
ETX
ENQ
BEL
BS
HT
LF
VT
FF
CR
SO
DLE
DC2
DC4
SYN
CAN
SUB
IS4
IS3
IS2
IS1
space
quotation-mark
dollar-sign
ampersand
left-parenthesis
asterisk
comma
hyphen-minus
full-stop
solidus
one
three
five
seven
Character
001
003
005
007
010
011
012
013
014
015
016
020
022
024
026
030
032
034
035
036
037
' '
'"'
'$'
'&'
'('
'*'
','
'-'
'.'
'/'
'1'
'3'
'5'
'7'